There are several synonyms for the phrase "cry convulsively." These words are often used interchangeably to describe the same intense emotion. One such synonym is to weep uncontrollably. Another synonym is to sob violently. Other synonyms include to wail, to howl, to bawl, and to blubber. These words all convey a sense of deep emotional distress that is often expressed through tears and physical convulsions. While there are many synonyms for "cry convulsively," each word carries a slightly different connotation and nuance. Choosing the right word is important for accurately conveying the intensity and nature of the emotional response.